Apply styled UI updates to app.py

Trigger HF Rebuild

Restore HF YAML config

Update README and Sidebar UI

Create appuser for UID 1000 to fix PyTorch getpwuid KeyError

Fix HF Spaces cache permission error and enable online inference APIs

Force space rebuild to unstic restarting state

Fix Uvicorn crash: Keep Transformers offline but Hub online

Force disable HF_HUB_OFFLINE to allow inference API

Fix HF_HUB_OFFLINE blocking inference API calls

Complete per-user data isolation, bug fixes, and Admin wipe trigger

feat: surface exact firebase error message for google sign in

fix: change OAuth links target to _blank to bypass HF iframe sandbox

fix: change OAuth links target to _top to break out of HF iframe (fixes 403/blank screen)

Force rebuild: update README with latest features

feat: rebuild auth from scratch using pure Firebase REST API

fix: remove broken Python import test from startup script (IndentationError)

fix: change Streamlit port to 7860 for HuggingFace Docker Spaces

fix: make Streamlit startup resilient - handle import failures gracefully

fix: add HuggingFace Space README config header

feat: replace Firebase JS SDK with REST API + Google/GitHub OAuth redirect flow

Fix Firebase auth: replace iframe with native Streamlit login form (REST API)

Add Firebase auth login page (Google, GitHub, Email/Password) with FirebaseUI

add files

push everything to this repo

commit

Update README.md

Add Paste Text feature and restore disabled YouTube UI

Gracefully disable YouTube in Cloud Mode

feat: use Invidious API for YouTube transcripts

feat: browser-side YouTube transcript fetching

fix: pre-download embedding model during Docker build to avoid DNS failures on HF Spaces

Replace YouTube fetch with timedtext API - no API keys needed, works from any server

Add YouTube Data API v3 for cloud-reliable transcript fetching with local fallback

Add auto-generated caption support for YouTube: multi-priority fetch, shorts URLs, transcript cleanup

Fix YouTube transcript API: migrate to v1.x instance-based API (fetch + t.text)

Add OCR fallback for scanned/image PDFs using pytesseract + pdf2image

Fix PDF upload empty embeddings error: add validation for scanned/image-only PDFs

fix: Use langchain_core.documents instead of deprecated langchain.schema

fix: Add robust startup with health checks and error logging

fix: Define logger before use in import error handler

fix: Move youtube-transcript-api imports to top level

feat: Enable YouTube URLs in cloud with youtube-transcript-api

fix: Add missing os import for environment variable check

fix: Disable URL/YouTube ingestion in cloud mode (HF Spaces network restrictions)

fix: Add logger and fix imports for URL ingestion

fix: Add missing logger import

fix: Improve URL ingestion error handling and connectivity check

docs: Add comprehensive architecture guide for beginners

docs: Add comprehensive technical summary in JSON format